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Recognised as Colour

#3363BA

  • #3363BA
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3363BA is a blue with RGB values 51, 99, 186 and HSL 219°, 57%, 46%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3363BA#3363BA
HEX#3363BA
RGBrgb(51, 99, 186)
RGB (0–1)0.2, 0.3882, 0.7294
RGB percentages20%, 38.8%, 72.9%
HSLhsl(218.7, 57%, 46.5%)
HSV / HSBhsv(218.7, 72.6%, 72.9%)
CMYK72.6%, 46.8%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,367,866
CSS custom property--colour: #3363BA;

Brightness & contrast

Relative luminance0.13173WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.78:1
Contrast with white5.78:1WCAG normal text: AA
Contrast with black3.63:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#CC9C45

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#356CBDno red cones; affects about 1% of men; ΔE 5.9 from the original
Deuteranopia#1560B8no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#007785no blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.78:1WCAG large text: AAA
Contrast with black, large text3.63:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 19.2Cornflower blue · ΔE 19.5Royal blue · ΔE 19.7Dodgerblue · ΔE 21.1Slate blue · ΔE 23.4Medium purple · ΔE 25.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BA8A33
Analogous#33A7BA, #4633BA
Triadic#BA3363, #63BA33
Split complementary#BA4633, #A7BA33
Tetradic#BA33A7, #BA8A33, #33BA46

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9D7F0
Lighter +30%#A1B9E5
Lighter +20%#799BDA
Lighter +10%#517ECF
Darker −10%#284E92
Darker −20%#1D386A
Darker −30%#122342
Darker −40%#070E1A
More saturated +25%#155AD8
Less saturated −25%#516C9C

Channel breakdown

R51
G99
B186
Red51 (20%)
Green99 (38.8%)
Blue186 (72.9%)
Hue218.67°
Saturation (HSL)56.96%
Lightness46.47%
Dominant channelBlue
Hex per channelR 33 · G 63 · B BA

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Every value on this page was computed from “3363ba” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.